* {
    margin: 0;
    padding: 0;
    text-decoration: none;
    font-family: montserrat;
    box-sizing: border-box;
}

body {
    min-height: 100vh;
    /*background-image: linear-gradient(120deg,#34db91,#4482ad);*/
    background:url(../img/bg.png) no-repeat;
    background-size:100% 100%;
}

.login-form {
    width: 360px;
    background: #f1f1f1;
    height: 580px;
    padding: 80px 40px;
    border-radius: 10px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
}

    .login-form h1 {
        text-align: center;
        margin-bottom: 60px;
    }

.txtb {
    border-bottom: 2px solid #adadad;
    position: relative;
    margin: 30px 0 30px 20px;
}

    .txtb input {
        font-size: 18px;
        color: #333;
        border: none;
        width: 100%;
        outline: none;
        background: none;
        padding: 0 10px;
        height: 40px;
    }

    .txtb span::before {
        content: attr(data-placeholder);
        position: absolute;
        top: 50%;
        left: 5px;
        color: #6c6666;
        transform: translateY(-50%);
        z-index: -1;
        transition: .5s;
        font-size: 18px;
    }

    .txtb span::after {
        content: '';
        position: absolute;
        width: 0%;
        height: 2px;
        background: linear-gradient(120deg,#3498db,#8e44ad);
        transition: .5s;
        left: 0%;
        top: 100%;
    }

.focus + span::before {
    color: #0fe4bd;
    top: -5px;
}

.focus + span::after {
    width: 100%;
}

.logbtn {
    border-radius: 25px;
    display: block;
    width: 100%;
    height: 50px;
    border: none;
    background: linear-gradient(120deg,#3498db,#8e44ad);
    background-size: 200%;
    color: #fff;
    outline: none;
    cursor: pointer;
    transition: .5s;
}

    .logbtn:hover {
        background-position: right;
    }

.bottom-text {
    margin-top: 60px;
    text-align: center;
    font-size: 13px;
}
